From keeping the streets clean to voicing the concerns of the consumers or from afforestation to reforming hardened criminals, his interest spans to a wide range of issues.
Nirmal describes himself as an activist who takes up the right cause, and does not rest until it is brought to its logical conclusion.
Among the many causes he is spearheading, the most recent one was the public interest litigation he filed in Madras High Court, challenging the efficacy of the conditional access system (CAS).